US Patent Issued to InterDigital Patent Holdings on Feb. 25 for "Methods for flexible reference signal transmission with single carrier frequency domain multiple access (SC-FDMA) and OFDMA" (New York Inventors)

ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,237,961, issued on Feb. 25, was assigned to InterDigital Patent Holdings Inc. (Wilmington, Del.).

"Methods for flexible reference signal transmission with single carrier frequency domain multiple access (SC-FDMA) and OFDMA" was invented by Alphan Sahin (Westbury, N.Y.), Rui Yang (Greenlawn, N.Y.) and Erdem Bala (East Meadow, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for transmitting a discrete fourier transform (DFT) DFT-S-OFDM signal including frequency domain reference symbols is disclosed. The method comprises: determining to null a plurality of data symbols prior to DFT-spreading; performing DFT-spreading including the determined ...